GPAI Ledger The public record of EU AI Act training-data summaries

GPAI Ledger › GPT-5.5 (OpenAI) › Capture 30 Sep 2026

GPT-5.5 — capture 20260930T114416Z

ProviderOpenAI
TargetAIAL evaluation — https://raw.githubusercontent.com/AIAccountabilityLab/gpai-training-transparency/main/evals/openai-gpt-5-5.yaml
Fetched (UTC)2026-09-30T11:44:16Z
Stored file8,174 bytes — not served (third-party research, archived but not republished here); the hash and timestamp proof below still establish what was published when
SHA-256c2ff5428de975a977f09d07c146215234ad49877ae2df547ccd313a061fedb0e
OpenTimestamps proofc2ff5428de975a977f09d07c146215234ad49877ae2df547ccd313a061fedb0e.yaml.20260930T114416Z.ots (calendar-attested; anchored in bitcoin over time)
Waybacknot saved
Prior capture of this target2937d2f1d42fb021342502d28d909875fdcfe15dba05754e8fae62d6f450740c (captured 2026-09-16T07:54:56Z)

Verify: obtain the file from the target address above, then sha256sum it — it must equal the hash above; the .ots proof dates that hash.

Structured facts

This is another organisation's own research, and this project does not redistribute it: the file itself is not served here; these facts still pin its identity and let any copy be authenticated against this record.

Document size8,174 bytes
Canonical text SHA-25665d1edcdddd7040381da56ab817fe5139008f02547d0eb19a62174bf8026234d
Extracted text length1,055 words